Mill scale
2022 7 11 Mill scale, often shortened to just scale, is the flaky surface of hot rolled steel, consisting of the mixed iron oxides iron II oxide FeO, iron III oxide Fe 2 O 3, and iron II,III oxide Fe 3 O 4, magnetite .. Mill scale is formed on the outer surfaces of plates, sheets or profiles when they are being produced by rolling red hot iron or steel billets in rolling mills.
In artProducer Price Index by Industry: Iron and Steel Mills and
2022 6 14 Graph and download economic data for Producer Price Index by Industry: Iron and Steel Mills and Ferroalloy Manufacturing PCU33113311 from Dec 2003 to May 2022 about ferroalloy, mills, iron, steel, manufacturing, PPI, industry, inflation, price index, indexes, price, and